Home / 4,509.47-6,223.07-2,520.09

Finding the Fourth Proportional to 4,509.47, 6,223.07 and 2,520.09

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Solution

The fourth proportional to 4,509.47, 6,223.07 and 2,520.09 is: 3,477.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.47 : 6,223.07 = 2,520.09 : x
  2. Step 2: Convert to fraction form
    4,509.47/6,223.07 = 2,520.09/x
  3. Step 3: Cross multiply
    4,509.47x = 6,223.07 × 2,520.09
  4. Step 4: Simplify right side
    4,509.47x = 15,682,683.88
  5. Step 5: Solve for x
    x = 15,682,683.88/4,509.47
  6. Step 6: Final answer
    x = 3,477.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.